Doctor profile · Federal record

Dr. William Mesnard, MD

Rheumatology Physician · Internal Medicine Physician · Millburn, NJ

  • NPI 1467559617
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
116 Millburn Ave
Millburn, NJ 070411919
(973) 375-2545
fax (973) 467-4207

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
September 11, 2025
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
New Jersey #MA46581

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467559617. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
231
Distinct HCPCS
5
Medicare allowed
$24,962
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 139 90 $141
99213 Established patient office or other outpatient visit, 20-29 minutes 37 31 $100
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 25 16 $7
20610 Aspiration and/or injection of fluid from large joint 18 11 $76
36415 Insertion of needle into vein for collection of blood sample 12 12 $8

In context: peer comparison

Among 1 peers in this city , average services per provider: 46. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,169
Patients
309
Total drug cost
$47,891
Drug Type Claims Patients Total cost
Prednisone Generic 274 86 $4,459
Methotrexate (Methotrexate Sodium) Brand 182 55 $7,679
Hydroxychloroquine Sulfate Generic 120 35 $15,180
Tramadol Hcl Generic 100 20 $1,025
Meloxicam Generic 61 23 $435
Sulfasalazine Generic 60 19 $2,489
Nabumetone Generic 59 21 $3,223
Allopurinol Generic 53 20 $1,360
Gabapentin Generic 48 0 $1,201
Leflunomide Generic 45 17 $6,165

Frequently asked questions

Auto-generated from federal data
What is Dr. William Mesnard's medical specialty?
Dr. William Mesnard practices Rheumatology Physician in Millburn, NJ.
Where does Dr. William Mesnard practice?
Dr. William Mesnard practices at 116 Millburn Ave, Millburn, NJ 070411919. Office phone: 9733752545.
What is Dr. William Mesnard's NPI?
Dr. William Mesnard's National Provider Identifier (NPI) is 1467559617, issued by NPPES.
What procedures does Dr. William Mesnard commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (HCPCS J0702). Source: CMS Medicare Physician & Other Practitioners file.